Spokane, Portland, and Seattle Railway Engineering Drawing: Mechanics Shops at Portland, Oregon, undated. Burlington Northern File Number PQ-316, Reference Number 101.
Spokane, Portland, and Seattle Railway Engineering Drawing: Mechanics Shops at Portland, Oregon, prepared in 1981. Burlington Northern File Number PQ-316, Reference Number 10111, Sheet 004.
Spokane, Portland, and Seattle Railway Engineering Drawing: Mechanics Shops at Portland, Oregon, prepared in 1963. Burlington Northern File Number PQ-316, Reference Number 10108, Sheet 001.
Spokane, Portland, and Seattle Railway Engineering Drawing: Mechanics Shops at Portland, Oregon, prepared in 1950. Burlington Northern File Number PQ-316, Reference Number 10109, Sheet 007.
Spokane, Portland, and Seattle Railway Engineering Drawing: Mechanics Shops at Portland, Oregon, prepared in 1950. Burlington Northern File Number PQ-316, Reference Number 10105.
Spokane, Portland, and Seattle Railway Engineering Drawing: Mechanics Shops at Portland, Oregon, prepared in 1950. Burlington Northern File Number PQ-316, Reference Number 10103, Sheet 002.
Spokane, Portland, and Seattle Railway Engineering Drawing: Mechanics Shops at Portland, Oregon, prepared in 1950. Burlington Northern File Number PQ-316, Reference Number 10103, Sheet 003.
Spokane, Portland, and Seattle Railway Engineering Drawing: Mechanics Shops at Portland, Oregon, prepared in 1950. Burlington Northern File Number PQ-316, Reference Number 10104, Sheet 004.
Spokane, Portland, and Seattle Railway Engineering Drawing: Mechanics Shops at Portland, Oregon, prepared in 1950. Burlington Northern File Number PQ-316, Reference Number 10105.
Spokane, Portland, and Seattle Railway Engineering Drawing: Mechanics Shops at Portland, Oregon, prepared in 1950. Burlington Northern File Number PQ-316, Reference Number 10104.